package com.example.common.base

import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.databinding.DataBindingUtil
import androidx.databinding.ViewDataBinding
import androidx.fragment.app.Fragment
import com.blankj.utilcode.util.ToastUtils

abstract class BaseFragment<VDB:ViewDataBinding>:Fragment() {

    lateinit var mDataBinding: VDB
    override fun onCreateView(
        inflater: LayoutInflater,
        container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        mDataBinding = DataBindingUtil.inflate(inflater,getLayoutId(),container,false)
        return mDataBinding.root
    }

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        initView()
    }
    fun showToastMsg(msg:String){
        if(!msg.isNullOrEmpty()){
            ToastUtils.showLong(msg)
        }
    }


    /**
     * 让子类初始化UI组件
     */
    abstract fun initView()

    /**
     * 让子类实现并返回布局ID
     */
    abstract fun getLayoutId(): Int


}